100% Brand New And High Quality The external temperature detector can detect the temperature, set the opening temperature and closing temperature, And has the functions of cycle timing, timing opening, timing closing and timing switch. It is widely used in intelligent The heating/cooling differential function can be set separately for cooling and heating for temperature control in case of major changes. Temperature alarm alarm: when the temperature exceeds the temperature limit or when a sensor error occurs, temperature changes do not always have to be taken into account. Compressor delay protection for compressor control and temperature can also be calibrated. Control such as carbon crystal heating, aquaculture, greenhouse, home life and other places. Technical parameters: 1.Voltage: 230VAC 50Hz 2.MAX LOAD:16A(2) 3680W. 3.emperature range: -40~120 4.Temperature control accuracy:1% 5.Timing accuracy:MAX 10minutes Packageinclude:1x Temperature Controller Note: 1. Due to the different monitor and lighting effect, the actual color of the item may be slightly different from the color shown on the pictures. 2. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm) Thanks for your support :)